Description:

Made of EPDM rubber, has good aging resistance.

Ultra quiet and long service life.

Suitable for aquarium air oxygen pump.

Size 1: Outside diameter:3.5cm/1.38 inch, Inner diameter:2.4cm/0.94 inch,thickness:1.5cm/0.59 inch,Height:1.2cm/0.47 inch

Size 2: Outside diameter:3.5cm/1.38 inch, Inner diameter:3cm/1.18 inch,thickness:1.5cm/0.59 inch,Height:1cm/0.39 inch

Package Includes:

20 Pieces Air Pump Rubber Accessories

Note:

Since the size above is measured by hand, the size of the actual item could be slightly different from the size above.

Due to the lighting effects, monitor settings, etc. There could be some slight difference in the color tone of the pictures and the actual item.